5/16 In. Dia. LINEAR MOTION
PRECISION POTENTIOMETERS
1/2 In. ACTIVE STROKE
5903 Series
STANDARD PRODUCT OFFERING
MS PART NUMBER
RESISTANCE
5903-0105-030
5903-0505-030
5903-1005-030
.035 .01 TYP.
OVERTRAVEL
EACH END
1KΩ ±10%
5KΩ ±10%
10KΩ ±10%
.50 NOMINAL
ELECTRICAL
STROKE
STANDARD PRODUCTS ALSO AVAILABLE
WITH .75 In., 1.0 In., 1.5 In. AND 2.0 In.
STROKE LENGTHS
.49 .01
.312
.003
1.26 .01
6.0 NOMINAL
LEADWIRES
.385 .025
#4-40 THREAD
STANDARD MODEL
ELECTRICAL CHARACTERISTICS
1kΩ TO 10kΩ ±10
0.50 In. NOMINAL
OTHER STROKE LENGTHS
AVAILABLE AS NOTED
ELECTRICAL CONTINUITY STROKE: OVER MECH. STROKE
INDEPENDENT LINEARITY:
±1.0
END VOLTAGE:
0.5 MAX.
VOLTAGE RESOLUTION:
VIRTUALLY INFINITE
OUTPUT SMOOTHNESS:
0.1 MAX.
RESISTANCE TEMP. COEFFICIENT: 500PPM/°C MAX.
POWER RATING @ 70°C:
0.75 WATT MAX.
WIPER CONTACT CURRENT:
10 MilliAmps MAX.
DIELECTRIC STRENGTH:
1000 VRMS
INSULATION RESISTANCE:
100 MegΩ MIN.
RESISTANCE:
ACTIVE ELECTRICAL STROKE:
.078 .005
SHAFT DIA.
STANDARD MODEL
MECHANICAL CHARACTERISTICS
MECHANICAL STROKE:
ACTUATING FORCE:
SHAFT ROTATION:
TOTAL WEIGHT (1-GANG):
ALLOWABLE SHAFT PLAY:
0.570±.020
0.75 Oz. MAX.
CONTINUOUS (NO EFFECT)
0.70 Oz. MAX.
.005 MAX. MISALIGNMENT
STANDARD
ENVIRONMENTAL CHARACTERISTICS
OPERATING TEMP. RANGE:
OPERATING LIFE:
-65°C To +125°C
100 x 10
6
STROKES MIN.
STANDARD
MATERIALS OF CONSTRUCTION
HOUSING:
SHAFT AND GUIDE RODS:
RESISTANCE ELEMENT:
ELECTRICAL CONTACTS:
BEARINGS:
LEADWIRES / JACKET:
STAINLESS STEEL (TUBING)
STAINLESS STEEL
CO-MOLDED CONDUCTIVE PLASTIC
MULTI-FINGER PRECIOUS METAL
VECTRA E130i PLASTIC
#30 AWG TYPE ET (TEFLON)
SHRINK TUBING JACKET
SCHEMATIC DIAGRAM
RED
EXTEND
BLACK
WHITE
Position Sensor Products
precisionsensors.meas-spec.com
424 Crown Point Circle, Grass Valley, CA 95945
Ph: 530.273.4608 Fax: 530.273.0769
8-7-13
www.meas-spec.com
5903 Series
5/16 In. Dia. LINEAR MOTION
PRECISION POTENTIOMETERS
#4-40 THREADED
STAINLESS STEEL
SHAFT
PLASTIC
END CAP
STAINLESS STEEL
GUIDE RODS
PLASTIC
CONTACT
SLIDER
PLASTIC
END CAP
EPOXY SEALED
WIRE HEADER
#30 AWG
COLOR CODED
LEADWIRES
CO-MOLDED
CONDUCTIVE PLASTIC
RESISTANCE ELEMENT
WELDED
MULTI-FINGER
PRECIOUS METAL
CONTACTS
PASSIVATED
STAINLESS STEEL
HOUSING
SHRINK SLEEVE
CABLE JACKET
STANDARD
ELECTRICAL CHARACTERISTICS
RESISTANCES (±10):
ACTIVE ELECTRICAL STROKE:
ELECTRICAL CONTINUITY:
INDEPENDENT LINEARITY:
END VOLTAGE:
VOLTAGE RESOLUTION:
OUTPUT SMOOTHNESS:
RESISTANCE TEMP. COEFFICIENT:
POWER RATING @ 70°C:
WIPER CONTACT CURRENT:
DIELECTRIC STRENGTH:
INSULATION RESISTANCE:
1KΩ, 2KΩ, and 5kΩ
0.5, 0.75, 1.0, 1.5, and 2.0 Inches
THROUGHOUT MECH. STROKE
±1.0
0.5 MAX.
VIRTUALLY INFINITE
0.1 MAX.
500PPM/°C MAX.
1.0 WATT MAX. PER STROKE INCH
10 MilliAmps MAX.
1000 VRMS
100 MegΩ MIN.
AVAILABLE OPTIONS
CUSTOM RESISTANCE VALUES (500Ω TO 30kΩ)
AND TOLERANCES AS LOW AS ±5
SPECIAL LINEARITIES AS LOW AS 0.2 , ABSOLUTE
(INDEXED) OR INDEPENDENT OVER SPECIFIED
REGIONS.
SPECIAL ELECTRICAL STROKES (3.5 Inch MAX.)
SPECIAL CABLE OR CONNECTORS
SPECIAL SHAFT LENGTHS AND FEATURES SUCH
AS FLATS, SLOTS, STEPS, YOKES, CLAMPS, AND
ROD ENDS.
SPECIAL ENVIRONMENTAL CAPABILITES SUCH AS
MOISTURE SEALS, HIGH SHOCK AND VIBRATION
CAPABILITIES.
STANDARD
MECHANICAL CHARACTERISTICS
MECHANICAL STROKE:
SHAFT ACTIVATION FORCE:
MAX. SHAFT MISALIGNMENT:
ACTIVE STROKE + 0.07 IN.
0.75 Oz. MAX.
0.005 In. PERMISSIBLE
STANDARD
ENVIRONMENTAL CHARACTERISTICS
OPERATING TEMP. RANGE:
ROTATIONAL OPERATING LIFE:
-65°C To +125°C
100 x 10
6
STROKES MIN.
The information in this sheet has been carefully reviewed and is believed to be
accurate; however, no responsibility is assumed for inaccuracies. Furthermore,
this information does not convey to the purchaser of such devices any license
under the patent rights to the manufacturer. Measurement Specialties, Inc.
reserves the right to make changes without further notice to any product
herein. Measurement Specialties, Inc. makes no warranty, representation or
guarantee regarding the suitability of its product for any particular purpose,
nor does Measurement Specialties, Inc. assume any liability arising out of the
application or use of any product or circuit and speci cally disclaims any and all
liability, including without limitation consequential or incidental damages.
Typical parameters can and do vary in di erent applications. All operating
parameters must be validated for each customer application by customer’s
technical experts. Measurement Specialties, Inc. does not convey any license
under its patent rights nor the rights of others.
STANDARD
MATERIALS OF CONSTRUCTION
HOUSING:
SHAFT AND GUIDE RODS:
RESISTANCE ELEMENT:
ELECTRICAL CONTACTS:
LEADWIRES / CABLE:
STAINLESS STEEL
STAINLESS STEEL
CO-MOLDED CONDUCTIVE PLASTIC
MULTI-FINGER PRECIOUS METAL
#30 AWG TYPE ET (TEFLON)
Position Sensor Products
precisionsensors.meas-spec.com
424 Crown Point Circle, Grass Valley, CA 95945
Ph: 530.273.4608 Fax: 530.273.0769
1-31-14
www.meas-spec.com
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